Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 19.74
Milk (kg) -458.00 -0.014 6.41
Fat (kg) -15.92 -0.375 5.96
Prot (kg) -16.69 -0.441 7.37
Fertility Sub Index 1.27
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.26 1.117 0.29
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index 0.17
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index 21.17

* Based on an €80/tonne carbon price